Air Quality
Excellent
No health implications.
9
PM2.5
21
PM10
107
O3
0.3
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Sep
60
Good
Tue
15 Sep
61
Good
Wed
16 Sep
50
Excellent
Thu
17 Sep
49
Excellent
Fri
18 Sep
49
Excellent
Sat
19 Sep
37
Excellent
Sun
20 Sep
49
Excellent
Air quality in the last 12 months (Haiyuan)
|
2026/08
|
37
|
34
|
28
|
34
|
31
|
31
|
24
|
28
|
29
|
32
|
29
|
35
|
39
|
35
|
36
|
38
|
36
|
36
|
43
|
31
|
31
|
39
|
30
|
29
|
41
|
36
|
24
|
25
|
34
|
39
|
38
|
|
2026/07
|
45
|
42
|
35
|
37
|
43
|
40
|
46
|
46
|
44
|
49
|
25
|
26
|
28
|
38
|
36
|
31
|
71
|
88
|
38
|
58
|
41
|
38
|
41
|
44
|
45
|
39
|
25
|
23
|
24
|
137
|
39
|
|
2026/06
|
53
|
52
|
65
|
58
|
47
|
71
|
48
|
41
|
39
|
39
|
39
|
42
|
42
|
40
|
38
|
38
|
41
|
31
|
40
|
37
|
26
|
28
|
29
|
31
|
124
|
64
|
51
|
52
|
41
|
45
|
|
|
2026/05
|
45
|
63
|
38
|
41
|
41
|
86
|
43
|
43
|
52
|
83
|
65
|
62
|
34
|
192
|
77
|
37
|
35
|
44
|
38
|
33
|
216
|
101
|
56
|
31
|
86
|
169
|
78
|
50
|
45
|
47
|
82
|
|
2026/04
|
58
|
57
|
172
|
94
|
73
|
69
|
58
|
54
|
74
|
58
|
61
|
65
|
61
|
42
|
55
|
53
|
47
|
57
|
290
|
109
|
37
|
54
|
75
|
78
|
63
|
55
|
114
|
59
|
55
|
51
|
|
|
2026/03
|
68
|
58
|
86
|
92
|
69
|
62
|
64
|
53
|
52
|
47
|
65
|
302
|
407
|
67
|
78
|
75
|
75
|
111
|
86
|
92
|
110
|
104
|
78
|
77
|
74
|
54
|
58
|
39
|
48
|
38
|
56
|
|
2026/02
|
91
|
72
|
78
|
66
|
63
|
72
|
66
|
67
|
102
|
135
|
89
|
69
|
62
|
108
|
62
|
52
|
72
|
57
|
57
|
76
|
364
|
362
|
125
|
81
|
118
|
81
|
83
|
79
|
|||
|
2026/01
|
85
|
87
|
76
|
50
|
37
|
38
|
38
|
52
|
59
|
58
|
54
|
71
|
71
|
216
|
82
|
74
|
97
|
70
|
49
|
58
|
62
|
80
|
96
|
158
|
462
|
251
|
144
|
131
|
99
|
113
|
122
|
|
2025/12
|
78
|
56
|
59
|
60
|
55
|
43
|
47
|
56
|
65
|
99
|
82
|
124
|
74
|
66
|
72
|
63
|
55
|
67
|
57
|
44
|
49
|
89
|
73
|
56
|
45
|
51
|
52
|
54
|
51
|
65
|
60
|
|
2025/11
|
57
|
62
|
51
|
29
|
26
|
32
|
93
|
95
|
98
|
67
|
52
|
58
|
61
|
49
|
59
|
59
|
34
|
31
|
54
|
59
|
57
|
56
|
112
|
91
|
67
|
273
|
94
|
63
|
65
|
105
|
|
|
2025/10
|
28
|
19
|
24
|
48
|
73
|
30
|
32
|
9
|
13
|
10
|
17
|
28
|
30
|
32
|
40
|
51
|
25
|
36
|
50
|
33
|
33
|
25
|
31
|
23
|
38
|
48
|
49
|
52
|
51
|
61
|
55
|
|
2025/09
|
29
|
78
|
65
|
84
|
50
|
74
|
62
|
50
|
39
|
35
|
27
|
46
|
56
|
58
|
186
|
61
|
19
|
13
|
16
|
11
|
12
|
22
|
23
|
41
|
35
|
42
|
37
|
45
|
45
|
57
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution